13235719

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 15554560

約数和(自身を除く): 2318841

約数列:

[1, 7, 61, 139, 223, 427, 973, 1561, 8479, 13603, 30997, 59353, 95221, 216979, 1890817, 13235719]

約数ペア:

[(1, 13235719), (7, 1890817), (61, 216979), (139, 95221), (223, 59353), (427, 30997), (973, 13603), (1561, 8479)]